# File gglib/image.rb, line 151
  def draw(x1=@x1,y1=@y1,x2=@x2,y2=@y2,z=@z)
    @obj.draw_as_quad(x1, y1, 0xffffffff, x2, y1, 0xffffffff, x1, y2, 0xffffffff, x2, y2, 0xffffffff, z)
  end